FBC   2   4040    0 4858320  77839934  0 21NORMAL 0DB   0DB   X20  4.HZ
 FFC [ FIX   XOFF  YOFF  ZOFF  CALOFF 1977   1748324    .16110067+03    
 BFC       255 0   3 0   4 0   5 0   3 0   4 0